Knowledge base for software setup, errors, and daily tool work.

How to Fix OBS Virtual Camera Not Showing Up

You've installed OBS Studio, set up your scenes, and want to use the virtual camera in Zoom, Disc...

Fix Windows Security Rate Limit Error 0x80070005

You open Windows Security and see an error: 0x80070005. Sometimes it says "Access denied" or "Rat...

How to Fix High Memory Usage by Command Prompt (cmd.exe)

You open Task Manager and see that Command Prompt (cmd.exe) is using 500 MB or more of RAM. That'...

How to Fix Task Scheduler Keeps Crashing on Windows 10

If Task Scheduler keeps crashing on Windows 10, you may see errors like “Task Scheduler service i...

PowerShell Command Not Found but Works in CMD

Fix Microsoft Store Token Expired Error 0x80070424

When you see error 0x80070424 in Microsoft Store, it usually means the authentication token has e...